News tagged with bacterial cells

Unraveling bacterial behavior

Bacteria encounter a constant barrage of ever-changing temperature, acidity and chemical stimuli from their environment. The cells must absorb all of this information and choose the correct response—whether boosting their ...

Jul 18, 2013
4 / 5 (2) 0 | with audio podcast

Random walks on DNA

Scientists have revealed how a bacterial enzyme has evolved an energy-efficient method to move long distances along DNA. The findings, published in Science, present further insight into the coupling of chemical and mechan ...

Apr 19, 2013
4.3 / 5 (3) 0 | with audio podcast

Bacterial security agents go rogue

CRISPR, a system of genes that bacteria use to defend themselves against viruses, has been found to be involved in helping some bacteria evade the mammalian immune system. The results are scheduled for publication Sunday, ...

Apr 14, 2013
5 / 5 (3) 0 | with audio podcast

Antibiotics are unique assassins

In recent years, a body of publications in the microbiology field has challenged all previous knowledge of how antibiotics kill bacteria. "A slew of papers came out studying this phenomenon, suggesting that ...

Mar 11, 2013
4.6 / 5 (5) 2 | with audio podcast